Gusinaya Bay (Russian: Гусиная губа; Yakut: Хаастаах тамах) is a bay in the Sakha Republic (Yakutia), Russian Federation.

Gusinaya Bay is enclosed in the northeast by the Lopatka Peninsula.

Lake Mogotoyevo lies a little inland to the north.

[2] The 278 km (173 mi) long Gusinaya (Yakut: Хаастаах)[3] and the 164 km (102 mi) long Volchya[4] are the main rivers flowing into the head of the bay.

[2] This Sakha Republic location article is a stub.